DESCRIPTION This DTC is detected when a short to B+ is detected in the A.D.D. shift motor drive circuit.
WIRING DIAGRAM Refer to DTCs P17A0 and P17A1 (See page ). PROCEDURE
(a) Disconnect the 4 wheel drive control ECU connector. (b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
(a) Disconnect the A25 4 wheel drive control ECU connector. (b) Disconnect the G1 A.D.D. actuator (differential vacuum actuator assembly) connector. (c) Measure the voltage according to the value(s) in the table below. Standard Voltage:
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Toyota Tundra Service Manual > Main Body Ecu: Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: Do not remove the main body ECU (multiplex network body ECU) except when replacing it. PROCEDURE 1. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY Click here 2. REMOVE DRIVER SIDE JUNCTION BLOCK ASSEMBLY WITH MAIN BODY ECU (a) Remove the 2 nuts and discon ...